//import java.util.Scanner;
public class Day02_2 {
        public static void main(String[] args) {
            /*Scanner sc = new Scanner(System.in);
            int num = sc.nextInt();
            int one = num % 10;//个位
            int two = num / 10 % 10;//十位
            int three = num / 100 % 10;//百位
            System.out.println("个位是：" + one);
            System.out.println("十位是：" + two);
            System.out.println("百位是：" + three);*/
            char ch = 'a';
            int ret = ch + 0;
            System.out.println(ret);
        }
    }


